A study of three-dimensional curvatures and curvatures of four-dimensional hypersurface for analyzing pulmonary nodules on high-resolution CT images. - Yoshiki Kawata; Hiroaki Kubo; Noboru Niki; Hironobu Ohmatsu; Noriyuki Moriyama (Syst. Comput. Jpn., 2005)

Video Retrieval Based on Tracked Features Quantization. - Hiroaki Kubo; Julien Pilet; Hideo Saito; Shin'ichi Satoh 001 (ICPR, 2010)